The notion of envy-freeness is a natural and intuitive fairness requirement in resource allocation. With indivisible goods, such fair allocations are unfortunately not guaranteed to exist. Classical works have avoided this issue by introducing an additional divisible resource, i.e., money, to...

Selling resources via auctions often seems profit optimal in theory. Yet in practice, providers most often choose to sell homogeneous resources such as cloud computing instances at fixed prices. While it has been argued that this is explained by relatively non-volatile demand distributions and...

Many real matching markets are subject to distributional constraints. When the set of feasible matchings is restricted by some distributional constraints, a stable matching may not exist. In contrast, a weakly stable matching is guaranteed to exist under a very general class of constraints that...